diff --git a/source/DemCoupling/CreateDemObjectsCoProcessor.cpp b/source/DemCoupling/CreateDemObjectsCoProcessor.cpp
index 2aa86631cd9746f32d86639c4e9f9c9d008ffd9d..6e99b35f56625dcf3b50d9bcf342e4b971826fcb 100644
--- a/source/DemCoupling/CreateDemObjectsCoProcessor.cpp
+++ b/source/DemCoupling/CreateDemObjectsCoProcessor.cpp
@@ -20,12 +20,12 @@
 
 
 
-CreateDemObjectsCoProcessor::CreateDemObjectsCoProcessor(SPtr<Grid3D> grid, SPtr<UbScheduler> s,  std::shared_ptr<Communicator> comm, SPtr<DemCoProcessor> demCoProcessor, SPtr<PhysicsEngineMaterialAdapter> demObjectMaterial, double toleranz) : 
+CreateDemObjectsCoProcessor::CreateDemObjectsCoProcessor(SPtr<Grid3D> grid, SPtr<UbScheduler> s,  std::shared_ptr<Communicator> comm, SPtr<DemCoProcessor> demCoProcessor, SPtr<PhysicsEngineMaterialAdapter> demObjectMaterial, double tolerance) : 
    CoProcessor(grid, s),
    comm(comm),
    demCoProcessor(demCoProcessor), 
    demObjectMaterial(demObjectMaterial),
-   toleranz(toleranz)
+   tolerance(tolerance)
 {
    mu::Parser fct;
    fct.SetExpr("U");
diff --git a/source/DemCoupling/CreateDemObjectsCoProcessor.h b/source/DemCoupling/CreateDemObjectsCoProcessor.h
index 0d4961568292b726a8a944ccdb90cbd33c641d33..38ce7c2f583f14a47468af6ac3aa1b6a37220a56 100644
--- a/source/DemCoupling/CreateDemObjectsCoProcessor.h
+++ b/source/DemCoupling/CreateDemObjectsCoProcessor.h
@@ -27,7 +27,7 @@ class PhysicsEngineMaterialAdapter;
 class CreateDemObjectsCoProcessor : public CoProcessor
 {
 public:
-   CreateDemObjectsCoProcessor(SPtr<Grid3D> grid, SPtr<UbScheduler> s,  std::shared_ptr<Communicator> comm, SPtr<DemCoProcessor> demCoProcessor,  SPtr<PhysicsEngineMaterialAdapter> geoObjectMaterial, double toleranz = 0);
+   CreateDemObjectsCoProcessor(SPtr<Grid3D> grid, SPtr<UbScheduler> s,  std::shared_ptr<Communicator> comm, SPtr<DemCoProcessor> demCoProcessor,  SPtr<PhysicsEngineMaterialAdapter> geoObjectMaterial, double tolerance = 0);
    void process(double step) override;
    void addGeoObject(SPtr<GbObject3D> geoObjectPrototype, Vector3D  initalVelocity);
    void clearGeoObjects();